Verified answer

a) Did Mr Fox sit still, his eyes closed?

Who sat still, his eyes closed?

Did Mr Fox or Mrs Fox sit still?

Mr Fox sat still, his eyes closed, not even hearing what the others were saying, didn't he?

b) When did Mrs Fox see that Mr Fox stirred himself?

Who saw  that Mr Fox stirred himself and got to his feet?

Did Mrs Fox see that Mr Fox stirred himself?

Who did Mrs Fox look at?

c) Mrs Fox was suffering more than any of them from the lack of food, wasn't she?

Who was suffering more than any of them from the lack of food?

Was Mrs Fox suffering more than any of them from the lack of food?

Was Mrs Fox or Mr Fox suffering more than any of them from the lack of food?

What was Mrs Fox suffering from?